Okay so what does finger someone mean?
Like finger a girl or something?
In Britain, to finger someone can also mean reporting a criminal to the police or point out a criminal in a crowd to the police.
(like if you grass someone up)
It means a Guy (Usually) will stick his finger inside her Vagina to turn her on. Sometimes they will stick it up the @ss, but usually the Vagina.
stick yur fingers up inside a girl and move them around and make it pleasureful for her.
To touch yourself down there with your hands or fingers and having pleasure doing it.
it means to pleasure a girl with your hand or finger.